S alternations

^†The consonant s is a partial exception to the regularity of the standard nominal mutation, as it is sometimes invariant and sometimes not. When it alternates (on a lexically-determined basis), it does so with the voiceless palatal stop c.

English gloss	Singular	Plural
pile of millet husks	soxon	coxon
village	saate	caate
onion	soble'	soble'
boat	suk	suk